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ASCL1诱导了人类穆勒质中的神经发生

Juliette Wohlschlegel¹, Connor Finkbeiner¹, Dawn Hoffer¹

¹Department of Biological Structure, University of Washington, Seattle, WA, USA.

Stem cell reports

|December 1, 2023

概括

科学家们将人类的Müller glia (MG) 重编程为神经细胞,为哺乳动物的视网膜再生提供了潜力. 这种方法模仿了在非哺乳动物脊椎动物中看到的自然再生.

科学领域:

眼科医生眼科眼科
神经科学是一个神经科学.
再生医学是一种再生医学.

背景情况:

哺乳动物视网膜细胞损失是不可逆转的,导致失明.
非哺乳动物的脊椎动物通过Müller glia (MG) 重编程再生视网膜神经元.
哺乳动物MG可以被诱导在体内产生神经元.

研究的目的:

研究人类MG的重编程潜力.
为了确定人体MG是否可以在体外转化为神经细胞.

主要方法:

使用了人类胎儿视网膜和视网膜器官.
过度表达了亲神经转录因子Ascl1.1.
采用单细胞RNA测序,单细胞ATAC测序,免疫光学和电生理学.

主要成果:

人类MG在体外成功地被重新编程成神经细胞.
在人类视网膜中证明了细胞重编程的能力.

结论:

人类MG具有被重新编程成神经细胞的内在能力.
这项研究为开发人类视网膜再生疗法提供了基础.

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